Viagra® (Sildenafil) is a medication that belongs to the class of drugs known as phosphodiesterase type 5 (PDE5) inhibitors. It is primarily prescribed for the treatment of erectile dysfunction (ED), a condition characterized by the inability to achieve or maintain an erection sufficient for sexual activity. Viagra is a prescription medication and should be taken under the guidance of a healthcare provider. They will evaluate your medical history, perform a physical examination, and consider any underlying health conditions or medications you are taking before prescribing Viagra. Remember, the information provided here is a general overview of Viagra. For comprehensive and personalized information, it is best to consult with a doctor or a qualified healthcare provider who can provide specific guidance based on your individual needs and circumstances. Read more about serious warnings and safety info.